God's Left Hand, Devil's Right Hand (2006)

Bean Bandit and his partner Rally Vincent are couriers for hire - transporting clients and delivering goods in his custom sports car "Roadbuster" for a hefty price. But when they are hired to escort a kidnapped girl named Chelsea to her home, they don't realize they're being framed for kidnapping as their former clients Semmerling and Carrie plan their escape with Chelsea's father and the ransom money.

The survivors of Kanto's Hell Earthquake built a new city and christened it "Hope Town". However, this peaceful town becomes a nightmare when it's raided by the motorcycle gang, "Hell's Wind". They abduct the women while the remaining townsfolk are left helpless against them. Meanwhile, a boy, Saburo, meets Jun. Jun's lover was previously murdered, and the duo help one another to fight against Hell's Wind. The battles are getting more and more difficult, but with the appearance of Violence Jack, the citizens seem to gain the upper hand against Hell's Wind.

Kanto Hell Earthquake has demolished the metropolitan completely. After the earthquake, Slum King is kidnapping girls and sell them as sex slaves. Mari is wandering on the devastated field looking for her lover, Ken. But she is also kidnapped by them. While she is tortured and trained as a sex slave, Ken saves her. Ken has become the member of Slum King. The king offers condition to him; in return for releasing her, he has to kill Violence Jack.